diff options
Diffstat (limited to 'src')
9 files changed, 91 insertions, 49 deletions
diff --git a/src/shader_recompiler/backend/glsl/emit_context.cpp b/src/shader_recompiler/backend/glsl/emit_context.cpp index b9594de40..da29290a2 100644 --- a/src/shader_recompiler/backend/glsl/emit_context.cpp +++ b/src/shader_recompiler/backend/glsl/emit_context.cpp @@ -122,11 +122,9 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile void EmitContext::SetupExtensions(std::string&) { header += "#extension GL_ARB_separate_shader_objects : enable\n"; - if (stage != Stage::Compute) { - // TODO: track this usage - header += "#extension GL_ARB_sparse_texture2 : enable\n"; - header += "#extension GL_EXT_texture_shadow_lod : enable\n"; - } + // TODO: track this usage + header += "#extension GL_ARB_sparse_texture2 : enable\n"; + header += "#extension GL_EXT_texture_shadow_lod : enable\n"; if (info.uses_int64) { header += "#extension GL_ARB_gpu_shader_int64 : enable\n"; } diff --git a/src/shader_recompiler/backend/glsl/emit_context.h b/src/shader_recompiler/backend/glsl/emit_context.h index 2f1062954..423fc6104 100644 --- a/src/shader_recompiler/backend/glsl/emit_context.h +++ b/src/shader_recompiler/backend/glsl/emit_context.h @@ -37,7 +37,13 @@ public: template <GlslVarType type, typename... Args> void Add(const char* format_str, IR::Inst& inst, Args&&... args) { - code += fmt::format(format_str, var_alloc.Define(inst, type), std::forward<Args>(args)...); + const auto var_def{var_alloc.AddDefine(inst, type)}; + if (var_def.empty()) { + // skip assigment. + code += fmt::format(&format_str[3], std::forward<Args>(args)...); + } else { + code += fmt::format(format_str, var_def, std::forward<Args>(args)...); + } // TODO: Remove this code += '\n'; } diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_atomic.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_atomic.cpp index 918f90058..db4c60002 100644 --- a/src/shader_recompiler/backend/glsl/emit_glsl_atomic.cpp +++ b/src/shader_recompiler/backend/glsl/emit_glsl_atomic.cpp @@ -11,8 +11,7 @@ namespace Shader::Backend::GLSL { namespace { -static constexpr std::string_view cas_loop{R"({}; -for (;;){{ +static constexpr std::string_view cas_loop{R"(for (;;){{ uint old_value={}; {}=atomicCompSwap({},old_value,{}({},{})); if ({}==old_value){{break;}} @@ -22,14 +21,14 @@ void SharedCasFunction(EmitContext& ctx, IR::Inst& inst, std::string_view offset std::string_view value, std::string_view function) { const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32)}; const std::string smem{fmt::format("smem[{}/4]", offset)}; - ctx.Add(cas_loop.data(), ret, smem, ret, smem, function, smem, value, ret); + ctx.Add(cas_loop.data(), smem, ret, smem, function, smem, value, ret); } void SsboCasFunction(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, const IR::Value& offset, std::string_view value, std::string_view function) { const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32)}; const std::string ssbo{fmt::format("ssbo{}[{}]", binding.U32(), offset.U32())}; - ctx.Add(cas_loop.data(), ret, ssbo, ret, ssbo, function, ssbo, value, ret); + ctx.Add(cas_loop.data(), ssbo, ret, ssbo, function, ssbo, value, ret); } void SsboCasFunctionF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, @@ -37,7 +36,7 @@ void SsboCasFunctionF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& bindi std::string_view function) { const std::string ssbo{fmt::format("ssbo{}[{}]", binding.U32(), offset.U32())}; const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32)}; - ctx.Add(cas_loop.data(), ret, ssbo, ret, ssbo, function, ssbo, value, ret); + ctx.Add(cas_loop.data(), ssbo, ret, ssbo, function, ssbo, value, ret); ctx.AddF32("{}=uintBitsToFloat({});", inst, ret); } } // namespace diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_bitwise_conversion.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_bitwise_conversion.cpp index 2b08aa593..9d844b831 100644 --- a/src/shader_recompiler/backend/glsl/emit_glsl_bitwise_conversion.cpp +++ b/src/shader_recompiler/backend/glsl/emit_glsl_bitwise_conversion.cpp @@ -26,7 +26,13 @@ void EmitIdentity(EmitContext&, IR::Inst& inst, const IR::Value& value) { } void EmitConditionRef(EmitContext& ctx, IR::Inst& inst, const IR::Value& value) { - ctx.AddU1("{}={};", inst, ctx.var_alloc.Consume(value)); + // Fake one usage to get a real variable out of the condition + inst.DestructiveAddUsage(1); + const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U1)}; + const auto input{ctx.var_alloc.Consume(value)}; + if (ret != input) { + ctx.Add("{}={};", ret, input); + } } void EmitBitCastU16F16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst) { diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_composite.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_composite.cpp index 0fd667c8f..44a719fc3 100644 --- a/src/shader_recompiler/backend/glsl/emit_glsl_composite.cpp +++ b/src/shader_recompiler/backend/glsl/emit_glsl_composite.cpp @@ -9,8 +9,14 @@ #include "shader_recompiler/frontend/ir/value.h" namespace Shader::Backend::GLSL { +namespace { static constexpr std::string_view SWIZZLE{"xyzw"}; - +void CompositeInsert(EmitContext& ctx, std::string_view result, std::string_view composite, + std::string_view object, u32 index) { + ctx.Add("{}={};", result, composite); + ctx.Add("{}.{}={};", result, SWIZZLE[index], object); +} +} // namespace void EmitCompositeConstructU32x2(EmitContext& ctx, IR::Inst& inst, std::string_view e1, std::string_view e2) { ctx.AddU32x2("{}=uvec2({},{});", inst, e1, e2); @@ -41,19 +47,22 @@ void EmitCompositeExtractU32x4(EmitContext& ctx, IR::Inst& inst, std::string_vie ctx.AddU32("{}={}.{};", inst, composite, SWIZZLE[index]); } -void EmitCompositeInsertU32x2(EmitContext& ctx, std::string_view composite, std::string_view object, - u32 index) { - ctx.Add("{}.{}={};", composite, SWIZZLE[index], object); +void EmitCompositeInsertU32x2(EmitContext& ctx, IR::Inst& inst, std::string_view composite, + std::string_view object, u32 index) { + const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32x2)}; + CompositeInsert(ctx, ret, composite, object, index); } -void EmitCompositeInsertU32x3(EmitContext& ctx, std::string_view composite, std::string_view object, - u32 index) { - ctx.Add("{}.{}={};", composite, SWIZZLE[index], object); +void EmitCompositeInsertU32x3(EmitContext& ctx, IR::Inst& inst, std::string_view composite, + std::string_view object, u32 index) { + const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32x3)}; + CompositeInsert(ctx, ret, composite, object, index); } -void EmitCompositeInsertU32x4(EmitContext& ctx, std::string_view composite, std::string_view object, - u32 index) { - ctx.Add("{}.{}={};", composite, SWIZZLE[index], object); +void EmitCompositeInsertU32x4(EmitContext& ctx, IR::Inst& inst, std::string_view composite, + std::string_view object, u32 index) { + const auto ret{ctx.var_alloc.Define(inst, GlslVarType::U32x4)}; + CompositeInsert(ctx, ret, composite, object, index); } void EmitCompositeConstructF16x2([[maybe_unused]] EmitContext& ctx, @@ -146,19 +155,22 @@ void EmitCompositeExtractF32x4(EmitContext& ctx, IR::Inst& inst, std::string_vie ctx.AddF32("{}={}.{};", inst, composite, SWIZZLE[index]); } -void EmitCompositeInsertF32x2(EmitContext& ctx, std::string_view composite, std::string_view object, - u32 index) { - ctx.Add("{}.{}={};", composite, SWIZZLE[index], object); +void EmitCompositeInsertF32x2(EmitContext& ctx, IR::Inst& inst, std::string_view composite, + std::string_view object, u32 index) { + const auto ret{ctx.var_alloc.Define(inst, GlslVarType::F32x2)}; + CompositeInsert(ctx, ret, composite, object, index); } -void EmitCompositeInsertF32x3(EmitContext& ctx, std::string_view composite, std::string_view object, - u32 index) { - ctx.Add("{}.{}={};", composite, SWIZZLE[index], object); +void EmitCompositeInsertF32x3(EmitContext& ctx, IR::Inst& inst, std::string_view composite, + std::string_view object, u32 index) { + const auto ret{ctx.var_alloc.Define(inst, GlslVarType::F32x3)}; + CompositeInsert(ctx, ret, composite, object, index); } -void EmitCompositeInsertF32x4(EmitContext& ctx, std::string_view composite, std::string_view object, - u32 index) { - ctx.Add("{}.{}={};", composite, SWIZZLE[index], object); +void EmitCompositeInsertF32x4(EmitContext& ctx, IR::Inst& inst, std::string_view composite, + std::string_view object, u32 index) { + const auto ret{ctx.var_alloc.Define(inst, GlslVarType::F32x4)}; + CompositeInsert(ctx, ret, composite, object, index); } void EmitCompositeConstructF64x2([[maybe_unused]] EmitContext& ctx) { diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_instructions.h b/src/shader_recompiler/backend/glsl/emit_glsl_instructions.h index 703db80ee..c2e5aff16 100644 --- a/src/shader_recompiler/backend/glsl/emit_glsl_instructions.h +++ b/src/shader_recompiler/backend/glsl/emit_glsl_instructions.h @@ -26,7 +26,7 @@ void EmitPhi(EmitContext& ctx, IR::Inst& inst); void EmitVoid(EmitContext& ctx); void EmitIdentity(EmitContext& ctx, IR::Inst& inst, const IR::Value& value); void EmitConditionRef(EmitContext& ctx, IR::Inst& inst, const IR::Value& value); -void EmitReference(EmitContext&); +void EmitReference(EmitContext& ctx, const IR::Value& value); void EmitPhiMove(EmitContext& ctx, const IR::Value& phi, const IR::Value& value); void EmitBranch(EmitContext& ctx, std::string_view label); void EmitBranchConditional(EmitContext& ctx, std::string_view condition, @@ -165,12 +165,12 @@ void EmitCompositeExtractU32x3(EmitContext& ctx, IR::Inst& inst, std::string_vie u32 index); void EmitCompositeExtractU32x4(EmitContext& ctx, IR::Inst& inst, std::string_view composite, u32 index); -void EmitCompositeInsertU32x2(EmitContext& ctx, std::string_view composite, std::string_view object, - u32 index); -void EmitCompositeInsertU32x3(EmitContext& ctx, std::string_view composite, std::string_view object, - u32 index); -void EmitCompositeInsertU32x4(EmitContext& ctx, std::string_view composite, std::string_view object, - u32 index); +void EmitCompositeInsertU32x2(EmitContext& ctx, IR::Inst& inst, std::string_view composite, + std::string_view object, u32 index); +void EmitCompositeInsertU32x3(EmitContext& ctx, IR::Inst& inst, std::string_view composite, + std::string_view object, u32 index); +void EmitCompositeInsertU32x4(EmitContext& ctx, IR::Inst& inst, std::string_view composite, + std::string_view object, u32 index); void EmitCompositeConstructF16x2(EmitContext& ctx, std::string_view e1, std::string_view e2); void EmitCompositeConstructF16x3(EmitContext& ctx, std::string_view e1, std::string_view e2, std::string_view e3); @@ -197,12 +197,12 @@ void EmitCompositeExtractF32x3(EmitContext& ctx, IR::Inst& inst, std::string_vie u32 index); void EmitCompositeExtractF32x4(EmitContext& ctx, IR::Inst& inst, std::string_view composite, u32 index); -void EmitCompositeInsertF32x2(EmitContext& ctx, std::string_view composite, std::string_view object, - u32 index); -void EmitCompositeInsertF32x3(EmitContext& ctx, std::string_view composite, std::string_view object, - u32 index); -void EmitCompositeInsertF32x4(EmitContext& ctx, std::string_view composite, std::string_view object, - u32 index); +void EmitCompositeInsertF32x2(EmitContext& ctx, IR::Inst& inst, std::string_view composite, + std::string_view object, u32 index); +void EmitCompositeInsertF32x3(EmitContext& ctx, IR::Inst& inst, std::string_view composite, + std::string_view object, u32 index); +void EmitCompositeInsertF32x4(EmitContext& ctx, IR::Inst& inst, std::string_view composite, + std::string_view object, u32 index); void EmitCompositeConstructF64x2(EmitContext& ctx); void EmitCompositeConstructF64x3(EmitContext& ctx); void EmitCompositeConstructF64x4(EmitContext& ctx); diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_not_implemented.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_not_implemented.cpp index 806c4777b..599ff90e0 100644 --- a/src/shader_recompiler/backend/glsl/emit_glsl_not_implemented.cpp +++ b/src/shader_recompiler/backend/glsl/emit_glsl_not_implemented.cpp @@ -25,7 +25,7 @@ void EmitPhi(EmitContext& ctx, IR::Inst& phi) { } if (!phi.Definition<Id>().is_valid) { // The phi node wasn't forward defined - ctx.Add("{};", ctx.var_alloc.Define(phi, phi.Arg(0).Type())); + ctx.var_alloc.PhiDefine(phi, phi.Arg(0).Type()); } } @@ -33,8 +33,8 @@ void EmitVoid(EmitContext& ctx) { // NotImplemented(); } -void EmitReference(EmitContext&) { - // NotImplemented(); +void EmitReference(EmitContext& ctx, const IR::Value& value) { + ctx.var_alloc.Consume(value); } void EmitPhiMove(EmitContext& ctx, const IR::Value& phi_value, const IR::Value& value) { @@ -42,7 +42,7 @@ void EmitPhiMove(EmitContext& ctx, const IR::Value& phi_value, const IR::Value& const auto phi_type{phi.Arg(0).Type()}; if (!phi.Definition<Id>().is_valid) { // The phi node wasn't forward defined - ctx.Add("{};", ctx.var_alloc.Define(phi, phi_type)); + ctx.var_alloc.PhiDefine(phi, phi_type); } const auto phi_reg{ctx.var_alloc.Consume(IR::Value{&phi})}; const auto val_reg{ctx.var_alloc.Consume(value)}; diff --git a/src/shader_recompiler/backend/glsl/var_alloc.cpp b/src/shader_recompiler/backend/glsl/var_alloc.cpp index 8c6944f07..896457248 100644 --- a/src/shader_recompiler/backend/glsl/var_alloc.cpp +++ b/src/shader_recompiler/backend/glsl/var_alloc.cpp @@ -110,7 +110,6 @@ std::string VarAlloc::Define(IR::Inst& inst, GlslVarType type) { } else { Id id{}; id.type.Assign(type); - // id.is_null.Assign(1); GetUseTracker(type).uses_temp = true; inst.SetDefinition<Id>(id); } @@ -121,6 +120,20 @@ std::string VarAlloc::Define(IR::Inst& inst, IR::Type type) { return Define(inst, RegType(type)); } +std::string VarAlloc::PhiDefine(IR::Inst& inst, IR::Type type) { + return AddDefine(inst, RegType(type)); +} + +std::string VarAlloc::AddDefine(IR::Inst& inst, GlslVarType type) { + if (inst.HasUses()) { + inst.SetDefinition<Id>(Alloc(type)); + return Representation(inst.Definition<Id>()); + } else { + return ""; + } + return Representation(inst.Definition<Id>()); +} + std::string VarAlloc::Consume(const IR::Value& value) { return value.IsImmediate() ? MakeImm(value) : ConsumeInst(*value.InstRecursive()); } @@ -223,6 +236,8 @@ VarAlloc::UseTracker& VarAlloc::GetUseTracker(GlslVarType type) { switch (type) { case GlslVarType::U1: return var_bool; + case GlslVarType::F16x2: + return var_f16x2; case GlslVarType::U32: return var_u32; case GlslVarType::S32: diff --git a/src/shader_recompiler/backend/glsl/var_alloc.h b/src/shader_recompiler/backend/glsl/var_alloc.h index 29d78a571..574960b1a 100644 --- a/src/shader_recompiler/backend/glsl/var_alloc.h +++ b/src/shader_recompiler/backend/glsl/var_alloc.h @@ -62,9 +62,15 @@ public: bool uses_temp{}; }; + /// Used for explicit usages of variables, may revert to temporaries std::string Define(IR::Inst& inst, GlslVarType type); std::string Define(IR::Inst& inst, IR::Type type); + /// Used to assign variables used by the IR. May return a blank string if + /// the instruction's result is unused in the IR. + std::string AddDefine(IR::Inst& inst, GlslVarType type); + std::string PhiDefine(IR::Inst& inst, IR::Type type); + std::string Consume(const IR::Value& value); std::string ConsumeInst(IR::Inst& inst); |